.theme(@backcolor:#f7a95c,@fcolor:#fff) {
    .mint-header {
        background: @backcolor !important;
        /* border-bottom: 1px solid #1f57a4; */
        height: 50px !important;
        padding-top: 0 !important;
        // padding-top: 20px !important;
    }
    .themebgcolor{
        background: @backcolor !important;
    }
    .themebtn{
        background: @backcolor !important;
        color: #fff !important;
        /* border-bottom: 1px solid #1f57a4; */
    }
    .themebtn1{
        background: #fff !important;
        color: @backcolor !important;
        /* border-bottom: 1px solid #1f57a4; */
    }
    .chong{
        background: @backcolor !important;
        color: #fff !important;
    }
    .ti{
        background: #fff !important;
        color: @backcolor !important;
        border: 1px solid @backcolor;
    }
    .det_btn{
        background: @backcolor !important;
    }
    .products_sel ul .sel_active {
        position: relative;
        color: @backcolor;
      }
      
      .products_sel ul .sel_active::after {
        content: "";
        position: absolute;
        left: 14px;
        right: 14px;
        bottom: -12px;
        border-bottom: 2px solid @backcolor;
        border-radius: 1px;
      }
    .certBtnbg .certBtn {
        background: @backcolor;
        color: #fff;
    }
}

  .themea {
    .theme(); //默认的样式
  }
  .themeb {
  
    .theme(blue);
  }
  .themec {
    .theme(#111);
  }